On Mon, 5 Jun 2023, G. Branden Robinson wrote:
Note: a negative '.ti' says go the left of the margin and so is a
NO-OP.
Not true in general.
Sorry, lazy me with a poor sentence. A negative .ti which tries to go to
the left of the current left margin is a NO-OP (the .ce moves the current
le
Hi Damian,
At 2023-06-05T13:02:14+1000, Damian McGuckin wrote:
> Thanks. I agree that the incorrect statement should be deleted.
>
> On Sat, 3 Jun 2023, G. Branden Robinson wrote:
>
> > What is your use case for employing temporary indentation while
> > centering?
>
> It;s probably a bit abnorm
Thanks. I agree that the incorrect statement should be deleted.
On Sat, 3 Jun 2023, G. Branden Robinson wrote:
What is your use case for employing temporary indentation while
centering?
It;s probably a bit abnormal but it is not wrong. Weird maybe. I have
used it that way once or twice in
On Sunday, 4 June 2023 15:15:09 BST G. Branden Robinson wrote:
> Hi Doug,
>
> At 2023-06-04T06:59:55-0400, Douglas McIlroy wrote:
> > >> Does anyone have a recipe for including a bitmap image in a groff
> > >> document? I wish to assure that on a raster-printing device the
> > >> bitmap is appropr
Hi Doug,
I understand that groff has the \D escape which allows you, among other
things, to draw outline and filled polygons.
A polygon:
'\D'p DX1 DY1 DX2 DY2 ...''
From the texinfo groff manual:
Draw a polygon from the current location to the relative
position (DX1,DY1)
On Sun, 4 Jun 2023, Douglas McIlroy wrote:
A super-duper fix would support filling of closed curves made of lines,
splines and arcs.
Can groff (or troff) do this with low level commands?
Thanks - Damian
Pacific Engineering Systems International . 20D Grose St, Glebe NSW 2037
Ph:+61-2-857
Pic knows how to fill a box, a circle or an ellipse.
Groff(7) says you can fill "closed drawn objects".
So, on a whim, I tried to fill a triangle by drawing a closed line.
.PS
line from 0,0 to 0,1 to 1,1 to 0,0 fill 0.5
.PE
The line is drawn but not filled, and no diagnostic is
issued for the in
Hi Doug,
At 2023-06-04T06:59:55-0400, Douglas McIlroy wrote:
> >> Does anyone have a recipe for including a bitmap image in a groff
> >> document? I wish to assure that on a raster-printing device the
> >> bitmap is appropriately aligned with that of the device.
>
> > There is a PSPIC macro which
Hi Doug,
> I would like to assure that a 1000x1000 bitmap, say, occupies exactly
> 1000x1000 pixels on the display, regardless of the physical size of a
> pixel.
What's the output device?
There's the .H and .V number registers which give the output device's
resolution in basic units.
But a bigg
>> Does anyone have a recipe for including a bitmap image in a groff
>> document? I wish to assure that on a raster-printing device the bitmap
>> is appropriately aligned with that of the device.
> There is a PSPIC macro which is part of the MM macros (groff_mm) which I
> use to pull in a picture.
Hi Michał,
> > > > Alas, groff's requirement for copyright assignment to the FSF
> > > > ruled out contributions from me many years ago after the FSF's
> > > > legal counsel confirmed they'd hold partial copyright on a
> > > > non-groff work which contained code of copyrightable expression
> > > >
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